Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
90861427Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
36431132370308033827665124092891.62019-03-18 06:11:56
P-1 factors
DateFactorB1B2
2019-03-1836431132370308033827665124096700000
History
DateUserTypeResult
2024-05-16James HeinrichNF
no factor from 2^68 to 2^69
2019-03-18_p95holder_F-PM1
Factor: 3643113237030803382766512409 / (P-1, B1=670000)
2019-01-20TheJudgerNF
no factor from 2^76 to 2^77
2018-12-09TheJudgerNF
no factor from 2^75 to 2^76
2018-12-09TheJudgerNF
no factor from 2^74 to 2^75
2018-12-09TheJudgerNF
no factor from 2^73 to 2^74
2017-08-01Carsten KossendeyNF
no factor from 2^72 to 2^73
2016-04-18Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-09-05SMoffatNF
no factor from 2^70 to 2^71
2014-04-04Preben SNF
no factor from 2^69 to 2^70
2011-07-03Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-01-04Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-12-06Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-08-18Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-07-21Carsten KossendeyNF
no factor from 2^64 to 2^65